Mario Valdez debuted on June 15, 1997, playing for the Chicago White Sox at Comiskey Park II; he played his final game on June 22, 2001, playing for the Oakland Athletics at Oakland Coliseum.
Mario Valdez played in 12 games at designated hitter for the Oakland Athletics in 2001, starting in none of them. , equivalent to 0 errors per game (estimate based on total games played in).
Mario Valdez played in 7 games at outfield for the Oakland Athletics in 2001, starting in 4 of them. He played for a total of 135 outs, equivalent to 5 9-inning games. He made 10 putouts, had one assist, and committed no errors, equivalent to 0 errors per 9-inning game. He had one double play.
Cesar Valdez debuted on May 3, 2010, playing for the Arizona Diamondbacks at Chase Field; he played his final game on June 10, 2010, playing for the Arizona Diamondbacks at Chase Field.
Mario Valdez played in 7 games at left field for the Oakland Athletics in 2001, starting in 4 of them. He played for a total of 135 outs, equivalent to 5 9-inning games. He made 10 putouts, had one assist, and committed no errors, equivalent to 0 errors per 9-inning game. He had one double play.
Efrain Valdez debuted on August 13, 1990, playing for the Cleveland Indians at Cleveland Stadium; he played his final game on July 10, 1998, playing for the Arizona Diamondbacks at Bank One Ballpark.
Ismael Valdez debuted on June 15, 1994, playing for the Los Angeles Dodgers at Dodger Stadium; he played his final game on October 1, 2005, playing for the Florida Marlins at Dolphin Stadium.
Sergio Valdez debuted on September 10, 1986, playing for the Montreal Expos at Stade Olympique; he played his final game on September 26, 1995, playing for the San Francisco Giants at Candlestick Park.
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Jose Valdez debuted on April 17, 2011, playing for the Houston Astros at Minute Maid Park; he played his final game on October 3, 2012, playing for the Houston Astros at Minute Maid Park.
Merkin Valdez debuted on August 1, 2004, playing for the San Francisco Giants at SBC Park; he played his final game on September 25, 2011, playing for the Texas Rangers at Rangers Ballpark in Arlington.
Mario Diaz debuted on September 12, 1987 and played his final game on October 1, 1995.
Mario Encarnacion debuted on August 26, 2001 and played his final game on April 14, 2002.